Home / 1,782,293.46-2,459,720.52-977,632.98

Finding the Fourth Proportional to 1,782,293.46, 2,459,720.52 and 977,632.98

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Solution

The fourth proportional to 1,782,293.46, 2,459,720.52 and 977,632.98 is: 1,349,218.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,293.46 : 2,459,720.52 = 977,632.98 : x
  2. Step 2: Convert to fraction form
    1,782,293.46/2,459,720.52 = 977,632.98/x
  3. Step 3: Cross multiply
    1,782,293.46x = 2,459,720.52 × 977,632.98
  4. Step 4: Simplify right side
    1,782,293.46x = 2,404,703,901,934.75
  5. Step 5: Solve for x
    x = 2,404,703,901,934.75/1,782,293.46
  6. Step 6: Final answer
    x = 1,349,218.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.